Delivery boy Wang Lun has unlocked the most outrageous time-travel mechanism in history. As long as he goes to the toilet, he will travel back to Wang Lun in the Tianbao period of the Tang Dynasty. Yes, he is Li Bai's top brother, not as good as Wang Lun who gave me money. The good news is that as long as he goes to the toilet, he can time-travel back and carry supplies. The bad news is that there are only one year and ten months until the Anshi Rebellion...
